main
Ray Brief states the pinout check that actually ran (was an unconditional "Datasheet-verified pinout") 84412cc 10d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "xl7026e1",
  "title": "XL7026E1",
  "brief": "XLSEMI DC-DC Converters, SOP-8-EP. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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    "mpn": "XL7026E1",
    "manufacturer": "XLSEMI",
    "package": "SOP-8-EP",
    "pin_count": 9,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/be900101de727690dc8adab0e54fcadc.pdf",
    "parts": {
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      "footprint": "xl7026e1.kicad_mod",
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      "model_3d_plain": "xl7026e1.glb",
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      "lbr": "xl7026e1.lbr"
    },
    "distributor_links": {
      "lcsc": "C89529"
    },
    "pins": [
      {
        "number": "1",
        "name": "FB",
        "type": "input",
        "description": "Feedback pin. Sensed against the internal 1.25 V reference through an external resistor divider from VOUT to set the output voltage (VOUT = 1.25 * (1 + R2/R1))."
      },
      {
        "number": "2",
        "name": "VREG",
        "type": "power_in",
        "description": "Chip supply pin. Requires a 10 µF decoupling capacitor between VREG and GND to filter noise. An external 7-9 V bias can be applied to this pin to reduce internal power dissipation."
      },
      {
        "number": "3",
        "name": "VC",
        "type": "passive",
        "description": "Internal voltage-regulator bypass pin. Requires a 1 µF ceramic capacitor connected between VC and VIN."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Main power input, DC 12-90 V (demo tested up to 84 V). Bypass to GND with an electrolytic capacitor placed close to the pin to suppress switching noise and inrush spikes."
      },
      {
        "number": "5",
        "name": "SW",
        "type": "power_out",
        "description": "Power-switch output pin. Connects to the external inductor and freewheeling Schottky diode of the buck converter. Tied together with pin 6 for current handling."
      },
      {
        "number": "6",
        "name": "SW",
        "type": "power_out",
        "description": "Power-switch output pin (paralleled with pin 5). Connects to the switching node of the buck converter."
      },
      {
        "number": "7",
        "name": "OGND",
        "type": "power_in",
        "description": "Power/output ground return for the internal power stage. Tie to the ground plane at the input capacitor return."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Signal ground reference for the control circuitry."
      },
      {
        "number": "9",
        "name": "EP",
        "type": "power_in",
        "description": "Exposed thermal pad on the bottom of the SOP8-EP package. Solder to the ground copper pour for heat sinking; connect to GND."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/be900101de727690dc8adab0e54fcadc.pdf",
        "pages": 8,
        "sha256": "56a8aedb64fd6229",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "XLSEMI",
      "Package": "SOP-8-EP",
      "Category": "PMIC",
      "Pins": "9"
    }
  },
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "xl7026e1"
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  "discovery_pitch": "XL7026E1 (XLSEMI) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "xl7026e1.step",
    "xl7026e1.lbr",
    "docs/hero.png",
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    "viewers/symbol.html",
    "viewers/footprint.html",
    "xl7026e1-etched.step"
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  "visibility": {
    "public": true
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  "variants": [
    {
      "mpn": "XL7026E1",
      "kind": "packaging"
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  ],
  "updated_at": "2026-09-25T14:36:02.987Z"
}